9n+18=3n+36

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Solution for 9n+18=3n+36 equation: 



9n+18=3n+36

We move all terms to the left:

9n+18-(3n+36)=0

We get rid of parentheses

9n-3n-36+18=0

We add all the numbers together, and all the variables

6n-18=0

We move all terms containing n to the left, all other terms to the right

6n=18

n=18/6

n=3

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